AS8506 datasheet(27/89 Pages) AMSCO

27 / 89 page

ams Datasheet, Confidential:2013-Sep [1-00]

AS8506 – 27

Detaile d Desc rip t ion

Figure 23:

Functional Diagram of AS8506

MASTER

MICRO

PROCESSOR

SLAVES

Sleep

mode

Sleep

mode

Wake

pulse

Wake

pulse

Wake

pulse

4-wire SPI

write

4-wire SPI

Read

3-wire

CUSTOM

Read

3-wire

CUSTOM

write

CELL

Balancing

CELL

Balancing

4-wire SPI

write

4-wire SPI

Read

Normal

mode

Balance

Reference

voltage from uc

through 4 wire

SPI operation

(DAC code)

MASTER module

initiates a 2 wire

SPI operation to

send the Balance

Reference voltage

from uc to slave

modules (DAC

code)

Trigger from uC

on TRIG_IN pin

for cell balancing

operation

cell Balancing to

reference value

set by uC.

based on current

status of stack

voltage new

Balance

Reference

voltage from uc

through 4 wire

SPI operation

(DAC code)

MASTER module

initiates a 2 wire

SPI operation to

send the new

Balance

Reference

voltage from uc

to slave modules

(DAC code)

3-wire

CUSTOM

Read

3-wire

CUSTOM

write

CELL

Balancing

CELL

Balancing

Trigger from uC

on TRIG_IN pin

for cell balancing

operation

cell Balancing to

reference value

set by uC.

uC reference voltage

calculator found change in

reference (average) voltage

uC reference voltage

calculator found change in

reference (average) voltage

AS8506 Datasheet(PDF) 27 Page - ams AG

AS8506 Datasheet(HTML) 27 Page - ams AG

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89

Datasheet Download

Link URL